Created
December 29, 2016 15:16
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| jQuery.fn.nextOrFirst = function(selector) { | |
| var next = this.next(selector); | |
| return next.length ? next : this.prevAll(selector).last(); | |
| }; | |
| jQuery.fn.prevOrLast = function(selector) { | |
| var prev = this.prev(selector); | |
| return prev.length ? prev : this.nextAll(selector).last(); | |
| }; | |
| jQuery.fn.surrounding = function(selector, n, loop) { | |
| var els = $([]); | |
| for (var i = 1; i <= n; i++) { | |
| if (loop) { | |
| els = els.add($(this).nextOrFirst(selector)); | |
| els = els.add($(this).prevOrLast(selector)); | |
| } else { | |
| els = els.add($(this).next(selector)); | |
| els = els.add($(this).prev(selector)); | |
| } | |
| } | |
| return els; | |
| } |
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